Riskcovery

CVE-2022-49202

Bluetooth: hci_uart: add missing NULL check in h5_enqueue

State
Published
Severity
Not scored
Published
Feb 26, 2025
Updated
May 11, 2026
Reserved
Feb 26, 2025

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: hci_uart: add missing NULL check in h5_enqueue

Syzbot hit general protection fault in __pm_runtime_resume(). The problem was in missing NULL check.

hu->serdev can be NULL and we should not blindly pass &serdev->dev somewhere, since it will cause GPF.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • d9dd833cf6d29695682ec7e7924c0d0992b906bc to before 7235485433d290367d60ae22fcdfc565e61d42abAffected
  • d9dd833cf6d29695682ec7e7924c0d0992b906bc to before e6b6c904c0f88588b6a3ace20e4c0d61eab124f8Affected
  • d9dd833cf6d29695682ec7e7924c0d0992b906bc to before 8a3896c30f542439d36303183dc96f65df8cc528Affected
  • d9dd833cf6d29695682ec7e7924c0d0992b906bc to before 32cb08e958696908a9aad5e49a78d74f7e32fffbAffected
LinuxLinux
  • 5.15Affected
  • before 5.15Not affected
  • 5.15.33 through 5.15.*Not affected
  • 5.16.19 through 5.16.*Not affected
  • 5.17.2 through 5.17.*Not affected
  • 5.18 and laterNot affected

References

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